Question
The total length of a ribbon, a streamer and a string is 84.3 m. The string is 15 m longer than the ribbon. The streamer is 5 times as long as the ribbon. Find the difference in length between the streamer and the string.
4 m

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The total length of a ribbon, a streamer and a string is 84.3 m. The string is 15 m longer than the ribbon. The streamer is 5 times as long as the ribbon. Find the difference in length between the streamer and the string.